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The programs will be offered as long as skies are clear. For program status, call the park recording at 360-565-3131 after 3 p.m. the day of the program.

In addition, a full moon hike will be offered Friday (July 31) and Saturday. Astronomer John Goar will lead the 1.6-mile hike starting at the Hurricane Hill Trailhead. The hike will be from 8:30 to about 11 p.m.

While the programs are free, there is a $20 entrance fee (good for seven days).